Advertisements
Advertisements
प्रश्न
The probability a red marble selected at random from a jar containing p red, q blue and r green marbles is
पर्याय
`"q"/("p" + "q" + "r")`
`"p"/("p" + "q" + "r")`
`("p" + "q")/("p" + "q" + "r")`
`("p" + "r")/("p" + "q" + "r")`
MCQ
Advertisements
उत्तर
`"q"/("p" + "q" + "r")`
Explanation;
Hint:
Sample spaces = p + q + r
Let A be the event of getting red
n(A) = p
P(A) = `"q"/("p" + "q" + "r")`
shaalaa.com
या प्रश्नात किंवा उत्तरात काही त्रुटी आहे का?
